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FR547478A - Micro-telephone handset - Google Patents

Micro-telephone handset

Info

Publication number
FR547478A
FR547478A FR547478DA FR547478A FR 547478 A FR547478 A FR 547478A FR 547478D A FR547478D A FR 547478DA FR 547478 A FR547478 A FR 547478A
Authority
FR
France
Prior art keywords
micro
telephone handset
handset
telephone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe des Telephones Ericsson SA
Original Assignee
Societe des Telephones Ericsson SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Societe des Telephones Ericsson SA filed Critical Societe des Telephones Ericsson SA
Application granted granted Critical
Publication of FR547478A publication Critical patent/FR547478A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR547478D 1921-05-10 1921-05-10 Micro-telephone handset Expired FR547478A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR547478T 1921-05-10

Publications (1)

Publication Number Publication Date
FR547478A true FR547478A (en) 1922-12-13

Family

ID=8934244

Family Applications (1)

Application Number Title Priority Date Filing Date
FR547478D Expired FR547478A (en) 1921-05-10 1921-05-10 Micro-telephone handset

Country Status (1)

Country Link
FR (1) FR547478A (en)

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